JPS644614B2 - - Google Patents

Info

Publication number
JPS644614B2
JPS644614B2 JP13732081A JP13732081A JPS644614B2 JP S644614 B2 JPS644614 B2 JP S644614B2 JP 13732081 A JP13732081 A JP 13732081A JP 13732081 A JP13732081 A JP 13732081A JP S644614 B2 JPS644614 B2 JP S644614B2
Authority
JP
Japan
Prior art keywords
molten steel
tip
sublance
optical fiber
light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP13732081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5838841A (ja
Inventor
Hajime Nashiwa
Shigetake Kato
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP13732081A priority Critical patent/JPS5838841A/ja
Publication of JPS5838841A publication Critical patent/JPS5838841A/ja
Publication of JPS644614B2 publication Critical patent/JPS644614B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/66—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light electrically excited, e.g. electroluminescence
    • G01N21/67—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light electrically excited, e.g. electroluminescence using electric arcs or discharges

Landscapes

  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
JP13732081A 1981-08-31 1981-08-31 鉄・鋼等の分析法 Granted JPS5838841A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13732081A JPS5838841A (ja) 1981-08-31 1981-08-31 鉄・鋼等の分析法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13732081A JPS5838841A (ja) 1981-08-31 1981-08-31 鉄・鋼等の分析法

Publications (2)

Publication Number Publication Date
JPS5838841A JPS5838841A (ja) 1983-03-07
JPS644614B2 true JPS644614B2 (enExample) 1989-01-26

Family

ID=15195918

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13732081A Granted JPS5838841A (ja) 1981-08-31 1981-08-31 鉄・鋼等の分析法

Country Status (1)

Country Link
JP (1) JPS5838841A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61234340A (ja) * 1985-04-10 1986-10-18 Yuuwa Sangyo Kk 非接触に依る液体及び粘体の濃度等の測定器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4931678A (enExample) * 1972-07-27 1974-03-22
GB1444255A (en) * 1973-06-19 1976-07-28 British Steel Corp Apparatus for and methods of the electrical discharge analysis of metalarticles

Also Published As

Publication number Publication date
JPS5838841A (ja) 1983-03-07

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